Are kids getting shortchanged by easier-to-earn diplomas?

While high school graduation rates have climbed steadily the last decade to an all-time high, a new investigation by NPR finds reasons to question the increases. Federal data show 81 percent of students finish, but the value of a high school diploma can vary widely depending on the state and the student’s path. William Brangham learns more from Anya Kamenetz, lead education blogger for NPR.